I don’t know if this helps. I’ve had an Argon 5 Neo running headless for a while now with Kingston - NV2 M.2 PCIe 4.0 NVMe 2TB. For more info see: Tim99 5 March 2024
uptime
11:48:53 up 32 days, 18:55, 1 user, load average: 0.00, 0.00, 0.00
Here are the contents of config.txt - Note: it’s location has moved in Bookworm
cat /boot/firmware/config.txt
# For more options and information see
# http://rptl.io/configtxt
# Some settings may impact device functionality. See link above for details
# Uncomment some or all of these to enable the optional hardware interfaces
#dtparam=i2c_arm=on
#dtparam=i2s=on
#dtparam=spi=on
# Enable the PCIe External connector.
dtparam=pciex1
# Certified for Gen 2.0 speed (5 GT/sec) - Force it to Gen 3.0 (10 GT/sec) by adding:
dtparam=pciex1_gen=3
# To run at cooler slower Gen 1.0 speed (3 GT/sec) disable Gen 3.0 and add:
# dtparam=pciex1_gen=1
# Enable audio (loads snd_bcm2835)
dtparam=audio=on
# Additional overlays and parameters are documented
# /boot/firmware/overlays/README
# Automatically load overlays for detected cameras
camera_auto_detect=1
# Automatically load overlays for detected DSI displays
display_auto_detect=1
# Automatically load initramfs files, if found
auto_initramfs=1
# Enable DRM VC4 V3D driver
dtoverlay=vc4-kms-v3d
max_framebuffers=2
# Don’t have the firmware create an initial video= setting in cmdline.txt.
# Use the kernel’s default instead.
disable_fw_kms_setup=1
# Run in 64-bit mode
arm_64bit=1
# Disable compensation for displays with overscan
disable_overscan=1
# Run as fast as firmware / board allows
arm_boost=1
[cm4]
# Enable host mode on the 2711 built-in XHCI USB controller.
# This line should be removed if the legacy DWC2 controller is required
# (e.g. for USB device mode) or if USB support is not required.
otg_mode=1
[all]